dlls/gdi32/gdiobj.c

   1 /*
   2  * GDI functions
   3  *
   4  * Copyright 1993 Alexandre Julliard
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include "config.h"
  22
  23 #include <assert.h>
  24 #include <stdlib.h>
  25 #include <stdarg.h>
  26 #include <stdio.h>
  27
  28 #include "windef.h"
  29 #include "winbase.h"
  30 #include "wingdi.h"
  31 #include "winreg.h"
  32 #include "winnls.h"
  33 #include "winerror.h"
  34 #include "winternl.h"
  35
  36 #include "gdi_private.h"
  37 #include "wine/debug.h"
  38
  39 WINE_DEFAULT_DEBUG_CHANNEL(gdi);
  40
  41 #define FIRST_GDI_HANDLE 16
  42 #define MAX_GDI_HANDLES  16384
  43
  44 struct hdc_list
  45 {
  46     HDC hdc;
  47     struct hdc_list *next;
  48 };
  49
  50 struct gdi_handle_entry
  51 {
  52     void                       *obj;         /* pointer to the object-specific data */
  53     const struct gdi_obj_funcs *funcs;       /* type-specific functions */
  54     struct hdc_list            *hdcs;        /* list of HDCs interested in this object */
  55     WORD                        generation;  /* generation count for reusing handle values */
  56     WORD                        type;        /* object type (one of the OBJ_* constants) */
  57     WORD                        selcount;    /* number of times the object is selected in a DC */
  58     WORD                        system : 1;  /* system object flag */
  59     WORD                        deleted : 1; /* whether DeleteObject has been called on this object */
  60 };
  61
  62 static struct gdi_handle_entry gdi_handles[MAX_GDI_HANDLES];
  63 static struct gdi_handle_entry *next_free;
  64 static struct gdi_handle_entry *next_unused = gdi_handles;
  65 static LONG debug_count;
  66 HMODULE gdi32_module = 0;
  67
  68 static inline HGDIOBJ entry_to_handle( struct gdi_handle_entry *entry )
  69 {
  70     unsigned int idx = entry - gdi_handles + FIRST_GDI_HANDLE;
  71     return LongToHandle( idx | (entry->generation << 16) );
  72 }
  73
  74 static inline struct gdi_handle_entry *handle_entry( HGDIOBJ handle )
  75 {
  76     unsigned int idx = LOWORD(handle) - FIRST_GDI_HANDLE;
  77
  78     if (idx < MAX_GDI_HANDLES && gdi_handles[idx].type)
  79     {
  80         if (!HIWORD( handle ) || HIWORD( handle ) == gdi_handles[idx].generation)
  81             return &gdi_handles[idx];
  82     }
  83     if (handle) WARN( "invalid handle %p\n", handle );
  84     return NULL;
  85 }
  86
  87 /***********************************************************************
  88  *          GDI stock objects
  89  */
  90
  91 static const LOGBRUSH WhiteBrush = { BS_SOLID, RGB(255,255,255), 0 };
  92 static const LOGBRUSH BlackBrush = { BS_SOLID, RGB(0,0,0), 0 };
  93 static const LOGBRUSH NullBrush  = { BS_NULL, 0, 0 };
  94
  95 static const LOGBRUSH LtGrayBrush = { BS_SOLID, RGB(192,192,192), 0 };
  96 static const LOGBRUSH GrayBrush   = { BS_SOLID, RGB(128,128,128), 0 };
  97 static const LOGBRUSH DkGrayBrush = { BS_SOLID, RGB(64,64,64), 0 };
  98
  99 static const LOGPEN WhitePen = { PS_SOLID, { 0, 0 }, RGB(255,255,255) };
 100 static const LOGPEN BlackPen = { PS_SOLID, { 0, 0 }, RGB(0,0,0) };
 101 static const LOGPEN NullPen  = { PS_NULL,  { 0, 0 }, 0 };
 102
 103 static const LOGBRUSH DCBrush = { BS_SOLID, RGB(255,255,255), 0 };
 104 static const LOGPEN DCPen     = { PS_SOLID, { 0, 0 }, RGB(0,0,0) };
 105
 106 /* reserve one extra entry for the stock default bitmap */
 107 /* this is what Windows does too */
 108 #define NB_STOCK_OBJECTS (STOCK_LAST+2)
 109
 110 static HGDIOBJ stock_objects[NB_STOCK_OBJECTS];
 111
 112 static CRITICAL_SECTION gdi_section;
 113 static CRITICAL_SECTION_DEBUG critsect_debug =
 114 {
 115     0, 0, &gdi_section,
 116     { &critsect_debug.ProcessLocksList, &critsect_debug.ProcessLocksList },
 117       0, 0, { (DWORD_PTR)(__FILE__ ": gdi_section") }
 118 };
 119 static CRITICAL_SECTION gdi_section = { &critsect_debug, -1, 0, 0, 0, 0 };
 120
 121
 122 /****************************************************************************
 123  *
 124  *      language-independent stock fonts
 125  *
 126  */
 127
 128 static const LOGFONTW OEMFixedFont =
 129 { 12, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, OEM_CHARSET,
 130   0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN, {'\0'} };
 131
 132 static const LOGFONTW AnsiFixedFont =
 133 { 12, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ANSI_CHARSET,
 134   0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 135   {'C','o','u','r','i','e','r','\0'} };
 136
 137 static const LOGFONTW AnsiVarFont =
 138 { 12, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ANSI_CHARSET,
 139   0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 140   {'M','S',' ','S','a','n','s',' ','S','e','r','i','f','\0'} };
 141
 142 /******************************************************************************
 143  *
 144  *      language-dependent stock fonts
 145  *
 146  *      'ANSI' charset and 'DEFAULT' charset is not same.
 147  *      The chars in CP_ACP should be drawn with 'DEFAULT' charset.
 148  *      'ANSI' charset seems to be identical with ISO-8859-1.
 149  *      'DEFAULT' charset is a language-dependent charset.
 150  *
 151  *      'System' font seems to be an alias for language-dependent font.
 152  */
 153
 154 /*
 155  * language-dependent stock fonts for all known charsets
 156  * please see TranslateCharsetInfo (dlls/gdi/font.c) and
 157  * CharsetBindingInfo (dlls/x11drv/xfont.c),
 158  * and modify entries for your language if needed.
 159  */
 160 struct DefaultFontInfo
 161 {
 162         UINT            charset;
 163         LOGFONTW        SystemFont;
 164         LOGFONTW        DeviceDefaultFont;
 165         LOGFONTW        SystemFixedFont;
 166         LOGFONTW        DefaultGuiFont;
 167 };
 168
 169 static const struct DefaultFontInfo default_fonts[] =
 170 {
 171     {   ANSI_CHARSET,
 172         { /* System */
 173           16, 7, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, ANSI_CHARSET,
 174            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 175            {'S','y','s','t','e','m','\0'}
 176         },
 177         { /* Device Default */
 178           16, 0, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, ANSI_CHARSET,
 179            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 180            {'S','y','s','t','e','m','\0'}
 181         },
 182         { /* System Fixed */
 183           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ANSI_CHARSET,
 184            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 185            {'C','o','u','r','i','e','r','\0'}
 186         },
 187         { /* DefaultGuiFont */
 188           -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ANSI_CHARSET,
 189            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 190            {'M','S',' ','S','h','e','l','l',' ','D','l','g','\0'}
 191         },
 192     },
 193     {   EASTEUROPE_CHARSET,
 194         { /* System */
 195           16, 7, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, EASTEUROPE_CHARSET,
 196            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 197            {'S','y','s','t','e','m','\0'}
 198         },
 199         { /* Device Default */
 200           16, 0, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, EASTEUROPE_CHARSET,
 201            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 202            {'S','y','s','t','e','m','\0'}
 203         },
 204         { /* System Fixed */
 205           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, EASTEUROPE_CHARSET,
 206            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 207            {'C','o','u','r','i','e','r','\0'}
 208         },
 209         { /* DefaultGuiFont */
 210           -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, EASTEUROPE_CHARSET,
 211            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 212            {'M','S',' ','S','h','e','l','l',' ','D','l','g','\0'}
 213         },
 214     },
 215     {   RUSSIAN_CHARSET,
 216         { /* System */
 217           16, 7, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, RUSSIAN_CHARSET,
 218            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 219            {'S','y','s','t','e','m','\0'}
 220         },
 221         { /* Device Default */
 222           16, 0, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, RUSSIAN_CHARSET,
 223            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 224            {'S','y','s','t','e','m','\0'}
 225         },
 226         { /* System Fixed */
 227           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, RUSSIAN_CHARSET,
 228            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 229            {'C','o','u','r','i','e','r','\0'}
 230         },
 231         { /* DefaultGuiFont */
 232           -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, RUSSIAN_CHARSET,
 233            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 234            {'M','S',' ','S','h','e','l','l',' ','D','l','g','\0'}
 235         },
 236     },
 237     {   GREEK_CHARSET,
 238         { /* System */
 239           16, 7, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, GREEK_CHARSET,
 240            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 241            {'S','y','s','t','e','m','\0'}
 242         },
 243         { /* Device Default */
 244           16, 0, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, GREEK_CHARSET,
 245            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 246            {'S','y','s','t','e','m','\0'}
 247         },
 248         { /* System Fixed */
 249           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, GREEK_CHARSET,
 250            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 251            {'C','o','u','r','i','e','r','\0'}
 252         },
 253         { /* DefaultGuiFont */
 254           -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, GREEK_CHARSET,
 255            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 256            {'M','S',' ','S','h','e','l','l',' ','D','l','g','\0'}
 257         },
 258     },
 259     {   TURKISH_CHARSET,
 260         { /* System */
 261           16, 7, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, TURKISH_CHARSET,
 262            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 263            {'S','y','s','t','e','m','\0'}
 264         },
 265         { /* Device Default */
 266           16, 0, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, TURKISH_CHARSET,
 267            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 268            {'S','y','s','t','e','m','\0'}
 269         },
 270         { /* System Fixed */
 271           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, TURKISH_CHARSET,
 272            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 273            {'C','o','u','r','i','e','r','\0'}
 274         },
 275         { /* DefaultGuiFont */
 276           -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, TURKISH_CHARSET,
 277            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 278            {'M','S',' ','S','h','e','l','l',' ','D','l','g','\0'}
 279         },
 280     },
 281     {   HEBREW_CHARSET,
 282         { /* System */
 283           16, 7, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, HEBREW_CHARSET,
 284            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 285            {'S','y','s','t','e','m','\0'}
 286         },
 287         { /* Device Default */
 288           16, 0, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, HEBREW_CHARSET,
 289            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 290            {'S','y','s','t','e','m','\0'}
 291         },
 292         { /* System Fixed */
 293           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, HEBREW_CHARSET,
 294            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 295            {'C','o','u','r','i','e','r','\0'}
 296         },
 297         { /* DefaultGuiFont */
 298           -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, HEBREW_CHARSET,
 299            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 300            {'M','S',' ','S','h','e','l','l',' ','D','l','g','\0'}
 301         },
 302     },
 303     {   ARABIC_CHARSET,
 304         { /* System */
 305           16, 7, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, ARABIC_CHARSET,
 306            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 307            {'S','y','s','t','e','m','\0'}
 308         },
 309         { /* Device Default */
 310           16, 0, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, ARABIC_CHARSET,
 311            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 312            {'S','y','s','t','e','m','\0'}
 313         },
 314         { /* System Fixed */
 315           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ARABIC_CHARSET,
 316            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 317            {'C','o','u','r','i','e','r','\0'}
 318         },
 319         { /* DefaultGuiFont */
 320           -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ARABIC_CHARSET,
 321            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 322            {'M','S',' ','S','h','e','l','l',' ','D','l','g','\0'}
 323         },
 324     },
 325     {   BALTIC_CHARSET,
 326         { /* System */
 327           16, 7, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, BALTIC_CHARSET,
 328            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 329            {'S','y','s','t','e','m','\0'}
 330         },
 331         { /* Device Default */
 332           16, 0, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, BALTIC_CHARSET,
 333            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 334            {'S','y','s','t','e','m','\0'}
 335         },
 336         { /* System Fixed */
 337           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, BALTIC_CHARSET,
 338            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 339            {'C','o','u','r','i','e','r','\0'}
 340         },
 341         { /* DefaultGuiFont */
 342           -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, BALTIC_CHARSET,
 343            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 344            {'M','S',' ','S','h','e','l','l',' ','D','l','g','\0'}
 345         },
 346     },
 347     {   THAI_CHARSET,
 348         { /* System */
 349           16, 7, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, THAI_CHARSET,
 350            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 351            {'S','y','s','t','e','m','\0'}
 352         },
 353         { /* Device Default */
 354           16, 0, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, THAI_CHARSET,
 355            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 356            {'S','y','s','t','e','m','\0'}
 357         },
 358         { /* System Fixed */
 359           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, THAI_CHARSET,
 360            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 361            {'C','o','u','r','i','e','r','\0'}
 362         },
 363         { /* DefaultGuiFont */
 364           -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, THAI_CHARSET,
 365            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 366            {'M','S',' ','S','h','e','l','l',' ','D','l','g','\0'}
 367         },
 368     },
 369     {   SHIFTJIS_CHARSET,
 370         { /* System */
 371           18, 8, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, SHIFTJIS_CHARSET,
 372            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 373            {'S','y','s','t','e','m','\0'}
 374         },
 375         { /* Device Default */
 376           18, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, SHIFTJIS_CHARSET,
 377            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 378            {'S','y','s','t','e','m','\0'}
 379         },
 380         { /* System Fixed */
 381           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, SHIFTJIS_CHARSET,
 382            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 383            {'C','o','u','r','i','e','r','\0'}
 384         },
 385         { /* DefaultGuiFont */
 386           -12, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, SHIFTJIS_CHARSET,
 387            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 388            {'M','S',' ','S','h','e','l','l',' ','D','l','g','\0'}
 389         },
 390     },
 391     {   GB2312_CHARSET,
 392         { /* System */
 393           16, 7, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, GB2312_CHARSET,
 394            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 395            {'S','y','s','t','e','m','\0'}
 396         },
 397         { /* Device Default */
 398           16, 0, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, GB2312_CHARSET,
 399            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 400            {'S','y','s','t','e','m','\0'}
 401         },
 402         { /* System Fixed */
 403           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, GB2312_CHARSET,
 404            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 405            {'C','o','u','r','i','e','r','\0'}
 406         },
 407         { /* DefaultGuiFont */
 408           -12, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, GB2312_CHARSET,
 409            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 410            {'M','S',' ','S','h','e','l','l',' ','D','l','g','\0'}
 411         },
 412     },
 413     {   HANGEUL_CHARSET,
 414         { /* System */
 415           16, 8, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, HANGEUL_CHARSET,
 416            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 417            {'S','y','s','t','e','m','\0'}
 418         },
 419         { /* Device Default */
 420           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, HANGEUL_CHARSET,
 421            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 422            {'S','y','s','t','e','m','\0'}
 423         },
 424         { /* System Fixed */
 425           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, HANGEUL_CHARSET,
 426            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 427            {'C','o','u','r','i','e','r','\0'}
 428         },
 429         { /* DefaultGuiFont */
 430           -12, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, HANGEUL_CHARSET,
 431            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 432            {'M','S',' ','S','h','e','l','l',' ','D','l','g','\0'}
 433         },
 434     },
 435     {   CHINESEBIG5_CHARSET,
 436         { /* System */
 437           16, 7, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, CHINESEBIG5_CHARSET,
 438            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 439            {'S','y','s','t','e','m','\0'}
 440         },
 441         { /* Device Default */
 442           16, 0, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, CHINESEBIG5_CHARSET,
 443            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 444            {'S','y','s','t','e','m','\0'}
 445         },
 446         { /* System Fixed */
 447           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, CHINESEBIG5_CHARSET,
 448            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 449            {'C','o','u','r','i','e','r','\0'}
 450         },
 451         { /* DefaultGuiFont */
 452           -12, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, CHINESEBIG5_CHARSET,
 453            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 454            {'M','S',' ','S','h','e','l','l',' ','D','l','g','\0'}
 455         },
 456     },
 457     {   JOHAB_CHARSET,
 458         { /* System */
 459           16, 7, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, JOHAB_CHARSET,
 460            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 461            {'S','y','s','t','e','m','\0'}
 462         },
 463         { /* Device Default */
 464           16, 0, 0, 0, FW_BOLD, FALSE, FALSE, FALSE, JOHAB_CHARSET,
 465            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 466            {'S','y','s','t','e','m','\0'}
 467         },
 468         { /* System Fixed */
 469           16, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, JOHAB_CHARSET,
 470            0, 0, DEFAULT_QUALITY, FIXED_PITCH | FF_MODERN,
 471            {'C','o','u','r','i','e','r','\0'}
 472         },
 473         { /* DefaultGuiFont */
 474           -12, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, JOHAB_CHARSET,
 475            0, 0, DEFAULT_QUALITY, VARIABLE_PITCH | FF_SWISS,
 476            {'M','S',' ','S','h','e','l','l',' ','D','l','g','\0'}
 477         },
 478     },
 479 };
 480
 481
 482 /*************************************************************************
 483  * __wine_make_gdi_object_system    (GDI32.@)
 484  *
 485  * USER has to tell GDI that its system brushes and pens are non-deletable.
 486  * For a description of the GDI object magics and their flags,
 487  * see "Undocumented Windows" (wrong about the OBJECT_NOSYSTEM flag, though).
 488  */
 489 void CDECL __wine_make_gdi_object_system( HGDIOBJ handle, BOOL set)
 490 {
 491     struct gdi_handle_entry *entry;
 492
 493     EnterCriticalSection( &gdi_section );
 494     if ((entry = handle_entry( handle ))) entry->system = !!set;
 495     LeaveCriticalSection( &gdi_section );
 496 }
 497
 498 /******************************************************************************
 499  *      get_default_fonts
 500  */
 501 static const struct DefaultFontInfo* get_default_fonts(UINT charset)
 502 {
 503         unsigned int n;
 504
 505         for(n=0;n<(sizeof(default_fonts)/sizeof(default_fonts[0]));n++)
 506         {
 507                 if ( default_fonts[n].charset == charset )
 508                         return &default_fonts[n];
 509         }
 510
 511         FIXME( "unhandled charset 0x%08x - use ANSI_CHARSET for default stock objects\n", charset );
 512         return &default_fonts[0];
 513 }
 514
 515
 516 /******************************************************************************
 517  *      get_default_charset    (internal)
 518  *
 519  * get the language-dependent charset that can handle CP_ACP correctly.
 520  */
 521 static UINT get_default_charset( void )
 522 {
 523     CHARSETINFO     csi;
 524     UINT    uACP;
 525
 526     uACP = GetACP();
 527     csi.ciCharset = ANSI_CHARSET;
 528     if ( !TranslateCharsetInfo( ULongToPtr(uACP), &csi, TCI_SRCCODEPAGE ) )
 529     {
 530         FIXME( "unhandled codepage %u - use ANSI_CHARSET for default stock objects\n", uACP );
 531         return ANSI_CHARSET;
 532     }
 533
 534     return csi.ciCharset;
 535 }
 536
 537
 538 /***********************************************************************
 539  *           GDI_get_ref_count
 540  *
 541  * Retrieve the reference count of a GDI object.
 542  * Note: the object must be locked otherwise the count is meaningless.
 543  */
 544 UINT GDI_get_ref_count( HGDIOBJ handle )
 545 {
 546     struct gdi_handle_entry *entry;
 547     UINT ret = 0;
 548
 549     EnterCriticalSection( &gdi_section );
 550     if ((entry = handle_entry( handle ))) ret = entry->selcount;
 551     LeaveCriticalSection( &gdi_section );
 552     return ret;
 553 }
 554
 555
 556 /***********************************************************************
 557  *           GDI_inc_ref_count
 558  *
 559  * Increment the reference count of a GDI object.
 560  */
 561 HGDIOBJ GDI_inc_ref_count( HGDIOBJ handle )
 562 {
 563     struct gdi_handle_entry *entry;
 564
 565     EnterCriticalSection( &gdi_section );
 566     if ((entry = handle_entry( handle ))) entry->selcount++;
 567     else handle = 0;
 568     LeaveCriticalSection( &gdi_section );
 569     return handle;
 570 }
 571
 572
 573 /***********************************************************************
 574  *           GDI_dec_ref_count
 575  *
 576  * Decrement the reference count of a GDI object.
 577  */
 578 BOOL GDI_dec_ref_count( HGDIOBJ handle )
 579 {
 580     struct gdi_handle_entry *entry;
 581
 582     EnterCriticalSection( &gdi_section );
 583     if ((entry = handle_entry( handle )))
 584     {
 585         assert( entry->selcount );
 586         if (!--entry->selcount && entry->deleted)
 587         {
 588             /* handle delayed DeleteObject*/
 589             entry->deleted = 0;
 590             LeaveCriticalSection( &gdi_section );
 591             TRACE( "executing delayed DeleteObject for %p\n", handle );
 592             DeleteObject( handle );
 593             return TRUE;
 594         }
 595     }
 596     LeaveCriticalSection( &gdi_section );
 597     return entry != NULL;
 598 }
 599
 600
 601 /***********************************************************************
 602  *           DllMain
 603  *
 604  * GDI initialization.
 605  */
 606 BOOL WINAPI DllMain( HINSTANCE inst, DWORD reason, LPVOID reserved )
 607 {
 608     const struct DefaultFontInfo* deffonts;
 609     int i;
 610
 611     if (reason != DLL_PROCESS_ATTACH) return TRUE;
 612
 613     gdi32_module = inst;
 614     DisableThreadLibraryCalls( inst );
 615     WineEngInit();
 616
 617     /* create stock objects */
 618     stock_objects[WHITE_BRUSH]  = CreateBrushIndirect( &WhiteBrush );
 619     stock_objects[LTGRAY_BRUSH] = CreateBrushIndirect( &LtGrayBrush );
 620     stock_objects[GRAY_BRUSH]   = CreateBrushIndirect( &GrayBrush );
 621     stock_objects[DKGRAY_BRUSH] = CreateBrushIndirect( &DkGrayBrush );
 622     stock_objects[BLACK_BRUSH]  = CreateBrushIndirect( &BlackBrush );
 623     stock_objects[NULL_BRUSH]   = CreateBrushIndirect( &NullBrush );
 624
 625     stock_objects[WHITE_PEN]    = CreatePenIndirect( &WhitePen );
 626     stock_objects[BLACK_PEN]    = CreatePenIndirect( &BlackPen );
 627     stock_objects[NULL_PEN]     = CreatePenIndirect( &NullPen );
 628
 629     stock_objects[DEFAULT_PALETTE] = PALETTE_Init();
 630     stock_objects[DEFAULT_BITMAP]  = CreateBitmap( 1, 1, 1, 1, NULL );
 631
 632     /* language-independent stock fonts */
 633     stock_objects[OEM_FIXED_FONT]      = CreateFontIndirectW( &OEMFixedFont );
 634     stock_objects[ANSI_FIXED_FONT]     = CreateFontIndirectW( &AnsiFixedFont );
 635     stock_objects[ANSI_VAR_FONT]       = CreateFontIndirectW( &AnsiVarFont );
 636
 637     /* language-dependent stock fonts */
 638     deffonts = get_default_fonts(get_default_charset());
 639     stock_objects[SYSTEM_FONT]         = CreateFontIndirectW( &deffonts->SystemFont );
 640     stock_objects[DEVICE_DEFAULT_FONT] = CreateFontIndirectW( &deffonts->DeviceDefaultFont );
 641     stock_objects[SYSTEM_FIXED_FONT]   = CreateFontIndirectW( &deffonts->SystemFixedFont );
 642     stock_objects[DEFAULT_GUI_FONT]    = CreateFontIndirectW( &deffonts->DefaultGuiFont );
 643
 644     stock_objects[DC_BRUSH]     = CreateBrushIndirect( &DCBrush );
 645     stock_objects[DC_PEN]       = CreatePenIndirect( &DCPen );
 646
 647     /* clear the NOSYSTEM bit on all stock objects*/
 648     for (i = 0; i < NB_STOCK_OBJECTS; i++)
 649     {
 650         if (!stock_objects[i])
 651         {
 652             if (i == 9) continue;  /* there's no stock object 9 */
 653             ERR( "could not create stock object %d\n", i );
 654             return FALSE;
 655         }
 656         __wine_make_gdi_object_system( stock_objects[i], TRUE );
 657     }
 658
 659     return TRUE;
 660 }
 661
 662 static const char *gdi_obj_type( unsigned type )
 663 {
 664     switch ( type )
 665     {
 666         case OBJ_PEN: return "OBJ_PEN";
 667         case OBJ_BRUSH: return "OBJ_BRUSH";
 668         case OBJ_DC: return "OBJ_DC";
 669         case OBJ_METADC: return "OBJ_METADC";
 670         case OBJ_PAL: return "OBJ_PAL";
 671         case OBJ_FONT: return "OBJ_FONT";
 672         case OBJ_BITMAP: return "OBJ_BITMAP";
 673         case OBJ_REGION: return "OBJ_REGION";
 674         case OBJ_METAFILE: return "OBJ_METAFILE";
 675         case OBJ_MEMDC: return "OBJ_MEMDC";
 676         case OBJ_EXTPEN: return "OBJ_EXTPEN";
 677         case OBJ_ENHMETADC: return "OBJ_ENHMETADC";
 678         case OBJ_ENHMETAFILE: return "OBJ_ENHMETAFILE";
 679         case OBJ_COLORSPACE: return "OBJ_COLORSPACE";
 680         default: return "UNKNOWN";
 681     }
 682 }
 683
 684 static void dump_gdi_objects( void )
 685 {
 686     struct gdi_handle_entry *entry;
 687
 688     TRACE( "%u objects:\n", MAX_GDI_HANDLES );
 689
 690     EnterCriticalSection( &gdi_section );
 691     for (entry = gdi_handles; entry < next_unused; entry++)
 692     {
 693         if (!entry->type)
 694             TRACE( "handle %p FREE\n", entry_to_handle( entry ));
 695         else
 696             TRACE( "handle %p obj %p type %s selcount %u deleted %u\n",
 697                    entry_to_handle( entry ), entry->obj, gdi_obj_type( entry->type ),
 698                    entry->selcount, entry->deleted );
 699     }
 700     LeaveCriticalSection( &gdi_section );
 701 }
 702
 703 /***********************************************************************
 704  *           alloc_gdi_handle
 705  *
 706  * Allocate a GDI handle for an object, which must have been allocated on the process heap.
 707  */
 708 HGDIOBJ alloc_gdi_handle( void *obj, WORD type, const struct gdi_obj_funcs *funcs )
 709 {
 710     struct gdi_handle_entry *entry;
 711     HGDIOBJ ret;
 712
 713     assert( type );  /* type 0 is reserved to mark free entries */
 714
 715     EnterCriticalSection( &gdi_section );
 716
 717     entry = next_free;
 718     if (entry)
 719         next_free = entry->obj;
 720     else if (next_unused < gdi_handles + MAX_GDI_HANDLES)
 721         entry = next_unused++;
 722     else
 723     {
 724         LeaveCriticalSection( &gdi_section );
 725         ERR( "out of GDI object handles, expect a crash\n" );
 726         if (TRACE_ON(gdi)) dump_gdi_objects();
 727         return 0;
 728     }
 729     entry->obj      = obj;
 730     entry->funcs    = funcs;
 731     entry->hdcs     = NULL;
 732     entry->type     = type;
 733     entry->selcount = 0;
 734     entry->system   = 0;
 735     entry->deleted  = 0;
 736     if (++entry->generation == 0xffff) entry->generation = 1;
 737     ret = entry_to_handle( entry );
 738     LeaveCriticalSection( &gdi_section );
 739     TRACE( "allocated %s %p %u/%u\n", gdi_obj_type(type), ret,
 740            InterlockedIncrement( &debug_count ), MAX_GDI_HANDLES );
 741     return ret;
 742 }
 743
 744
 745 /***********************************************************************
 746  *           free_gdi_handle
 747  *
 748  * Free a GDI handle and return a pointer to the object.
 749  */
 750 void *free_gdi_handle( HGDIOBJ handle )
 751 {
 752     void *object = NULL;
 753     struct gdi_handle_entry *entry;
 754
 755     EnterCriticalSection( &gdi_section );
 756     if ((entry = handle_entry( handle )))
 757     {
 758         TRACE( "freed %s %p %u/%u\n", gdi_obj_type( entry->type ), handle,
 759                InterlockedDecrement( &debug_count ) + 1, MAX_GDI_HANDLES );
 760         object = entry->obj;
 761         entry->type = 0;
 762         entry->obj = next_free;
 763         next_free = entry;
 764     }
 765     LeaveCriticalSection( &gdi_section );
 766     return object;
 767 }
 768
 769
 770 /***********************************************************************
 771  *           get_full_gdi_handle
 772  *
 773  * Return the full GDI handle from a possibly truncated value.
 774  */
 775 HGDIOBJ get_full_gdi_handle( HGDIOBJ handle )
 776 {
 777     struct gdi_handle_entry *entry;
 778
 779     if (!HIWORD( handle ))
 780     {
 781         EnterCriticalSection( &gdi_section );
 782         if ((entry = handle_entry( handle ))) handle = entry_to_handle( entry );
 783         LeaveCriticalSection( &gdi_section );
 784     }
 785     return handle;
 786 }
 787
 788 /***********************************************************************
 789  *           GDI_GetObjPtr
 790  *
 791  * Return a pointer to the GDI object associated to the handle.
 792  * Return NULL if the object has the wrong magic number.
 793  * The object must be released with GDI_ReleaseObj.
 794  */
 795 void *GDI_GetObjPtr( HGDIOBJ handle, WORD type )
 796 {
 797     void *ptr = NULL;
 798     struct gdi_handle_entry *entry;
 799
 800     EnterCriticalSection( &gdi_section );
 801
 802     if ((entry = handle_entry( handle )))
 803     {
 804         if (!type || entry->type == type) ptr = entry->obj;
 805     }
 806
 807     if (!ptr) LeaveCriticalSection( &gdi_section );
 808     return ptr;
 809 }
 810
 811
 812 /***********************************************************************
 813  *           GDI_ReleaseObj
 814  *
 815  */
 816 void GDI_ReleaseObj( HGDIOBJ handle )
 817 {
 818     LeaveCriticalSection( &gdi_section );
 819 }
 820
 821
 822 /***********************************************************************
 823  *           GDI_CheckNotLock
 824  */
 825 void GDI_CheckNotLock(void)
 826 {
 827     if (gdi_section.OwningThread == ULongToHandle(GetCurrentThreadId()) && gdi_section.RecursionCount)
 828     {
 829         ERR( "BUG: holding GDI lock\n" );
 830         DebugBreak();
 831     }
 832 }
 833
 834
 835 /***********************************************************************
 836  *           DeleteObject    (GDI32.@)
 837  *
 838  * Delete a Gdi object.
 839  *
 840  * PARAMS
 841  *  obj [I] Gdi object to delete
 842  *
 843  * RETURNS
 844  *  Success: TRUE. If obj was not returned from GetStockObject(), any resources
 845  *           it consumed are released.
 846  *  Failure: FALSE, if obj is not a valid Gdi object, or is currently selected
 847  *           into a DC.
 848  */
 849 BOOL WINAPI DeleteObject( HGDIOBJ obj )
 850 {
 851     struct gdi_handle_entry *entry;
 852     struct hdc_list *hdcs_head;
 853     const struct gdi_obj_funcs *funcs = NULL;
 854
 855     EnterCriticalSection( &gdi_section );
 856     if (!(entry = handle_entry( obj )))
 857     {
 858         LeaveCriticalSection( &gdi_section );
 859         return FALSE;
 860     }
 861
 862     if (entry->system)
 863     {
 864         TRACE("Preserving system object %p\n", obj);
 865         LeaveCriticalSection( &gdi_section );
 866         return TRUE;
 867     }
 868
 869     obj = entry_to_handle( entry );  /* make it a full handle */
 870
 871     hdcs_head = entry->hdcs;
 872     entry->hdcs = NULL;
 873
 874     if (entry->selcount)
 875     {
 876         TRACE("delayed for %p because object in use, count %u\n", obj, entry->selcount );
 877         entry->deleted = 1;  /* mark for delete */
 878     }
 879     else funcs = entry->funcs;
 880
 881     LeaveCriticalSection( &gdi_section );
 882
 883     while (hdcs_head)
 884     {
 885         struct hdc_list *next = hdcs_head->next;
 886         DC *dc = get_dc_ptr(hdcs_head->hdc);
 887
 888         TRACE("hdc %p has interest in %p\n", hdcs_head->hdc, obj);
 889         if(dc)
 890         {
 891             PHYSDEV physdev = GET_DC_PHYSDEV( dc, pDeleteObject );
 892             physdev->funcs->pDeleteObject( physdev, obj );
 893             release_dc_ptr( dc );
 894         }
 895         HeapFree(GetProcessHeap(), 0, hdcs_head);
 896         hdcs_head = next;
 897     }
 898
 899     TRACE("%p\n", obj );
 900
 901     if (funcs && funcs->pDeleteObject) return funcs->pDeleteObject( obj );
 902     return TRUE;
 903 }
 904
 905 /***********************************************************************
 906  *           GDI_hdc_using_object
 907  *
 908  * Call this if the dc requires DeleteObject notification
 909  */
 910 void GDI_hdc_using_object(HGDIOBJ obj, HDC hdc)
 911 {
 912     struct gdi_handle_entry *entry;
 913     struct hdc_list *phdc;
 914
 915     TRACE("obj %p hdc %p\n", obj, hdc);
 916
 917     EnterCriticalSection( &gdi_section );
 918     if ((entry = handle_entry( obj )) && !entry->system)
 919     {
 920         for (phdc = entry->hdcs; phdc; phdc = phdc->next)
 921             if (phdc->hdc == hdc) break;
 922
 923         if (!phdc)
 924         {
 925             phdc = HeapAlloc(GetProcessHeap(), 0, sizeof(*phdc));
 926             phdc->hdc = hdc;
 927             phdc->next = entry->hdcs;
 928             entry->hdcs = phdc;
 929         }
 930     }
 931     LeaveCriticalSection( &gdi_section );
 932 }
 933
 934 /***********************************************************************
 935  *           GDI_hdc_not_using_object
 936  *
 937  */
 938 void GDI_hdc_not_using_object(HGDIOBJ obj, HDC hdc)
 939 {
 940     struct gdi_handle_entry *entry;
 941     struct hdc_list **pphdc;
 942
 943     TRACE("obj %p hdc %p\n", obj, hdc);
 944
 945     EnterCriticalSection( &gdi_section );
 946     if ((entry = handle_entry( obj )) && !entry->system)
 947     {
 948         for (pphdc = &entry->hdcs; *pphdc; pphdc = &(*pphdc)->next)
 949             if ((*pphdc)->hdc == hdc)
 950             {
 951                 struct hdc_list *phdc = *pphdc;
 952                 *pphdc = phdc->next;
 953                 HeapFree(GetProcessHeap(), 0, phdc);
 954                 break;
 955             }
 956     }
 957     LeaveCriticalSection( &gdi_section );
 958 }
 959
 960 /***********************************************************************
 961  *           GetStockObject    (GDI32.@)
 962  */
 963 HGDIOBJ WINAPI GetStockObject( INT obj )
 964 {
 965     HGDIOBJ ret;
 966     if ((obj < 0) || (obj >= NB_STOCK_OBJECTS)) return 0;
 967     ret = stock_objects[obj];
 968     TRACE("returning %p\n", ret );
 969     return ret;
 970 }
 971
 972
 973 /***********************************************************************
 974  *           GetObjectA    (GDI32.@)
 975  */
 976 INT WINAPI GetObjectA( HGDIOBJ handle, INT count, LPVOID buffer )
 977 {
 978     struct gdi_handle_entry *entry;
 979     const struct gdi_obj_funcs *funcs = NULL;
 980     INT result = 0;
 981
 982     TRACE("%p %d %p\n", handle, count, buffer );
 983
 984     EnterCriticalSection( &gdi_section );
 985     if ((entry = handle_entry( handle )))
 986     {
 987         funcs = entry->funcs;
 988         handle = entry_to_handle( entry );  /* make it a full handle */
 989     }
 990     LeaveCriticalSection( &gdi_section );
 991
 992     if (funcs)
 993     {
 994         if (!funcs->pGetObjectA)
 995             SetLastError( ERROR_INVALID_HANDLE );
 996         else if (buffer && ((ULONG_PTR)buffer >> 16) == 0) /* catch apps getting argument order wrong */
 997             SetLastError( ERROR_NOACCESS );
 998         else
 999             result = funcs->pGetObjectA( handle, count, buffer );
1000     }
1001     return result;
1002 }
1003
1004 /***********************************************************************
1005  *           GetObjectW    (GDI32.@)
1006  */
1007 INT WINAPI GetObjectW( HGDIOBJ handle, INT count, LPVOID buffer )
1008 {
1009     struct gdi_handle_entry *entry;
1010     const struct gdi_obj_funcs *funcs = NULL;
1011     INT result = 0;
1012
1013     TRACE("%p %d %p\n", handle, count, buffer );
1014
1015     EnterCriticalSection( &gdi_section );
1016     if ((entry = handle_entry( handle )))
1017     {
1018         funcs = entry->funcs;
1019         handle = entry_to_handle( entry );  /* make it a full handle */
1020     }
1021     LeaveCriticalSection( &gdi_section );
1022
1023     if (funcs)
1024     {
1025         if (!funcs->pGetObjectW)
1026             SetLastError( ERROR_INVALID_HANDLE );
1027         else if (buffer && ((ULONG_PTR)buffer >> 16) == 0) /* catch apps getting argument order wrong */
1028             SetLastError( ERROR_NOACCESS );
1029         else
1030             result = funcs->pGetObjectW( handle, count, buffer );
1031     }
1032     return result;
1033 }
1034
1035 /***********************************************************************
1036  *           GetObjectType    (GDI32.@)
1037  */
1038 DWORD WINAPI GetObjectType( HGDIOBJ handle )
1039 {
1040     struct gdi_handle_entry *entry;
1041     DWORD result = 0;
1042
1043     EnterCriticalSection( &gdi_section );
1044     if ((entry = handle_entry( handle ))) result = entry->type;
1045     LeaveCriticalSection( &gdi_section );
1046
1047     TRACE("%p -> %u\n", handle, result );
1048     if (!result) SetLastError( ERROR_INVALID_HANDLE );
1049     return result;
1050 }
1051
1052 /***********************************************************************
1053  *           GetCurrentObject           (GDI32.@)
1054  *
1055  * Get the currently selected object of a given type in a device context.
1056  *
1057  * PARAMS
1058  *  hdc  [I] Device context to get the current object from
1059  *  type [I] Type of current object to get (OBJ_* defines from "wingdi.h")
1060  *
1061  * RETURNS
1062  *  Success: The current object of the given type selected in hdc.
1063  *  Failure: A NULL handle.
1064  *
1065  * NOTES
1066  * - only the following object types are supported:
1067  *| OBJ_PEN
1068  *| OBJ_BRUSH
1069  *| OBJ_PAL
1070  *| OBJ_FONT
1071  *| OBJ_BITMAP
1072  */
1073 HGDIOBJ WINAPI GetCurrentObject(HDC hdc,UINT type)
1074 {
1075     HGDIOBJ ret = 0;
1076     DC * dc = get_dc_ptr( hdc );
1077
1078     if (!dc) return 0;
1079
1080     switch (type) {
1081         case OBJ_EXTPEN: /* fall through */
1082         case OBJ_PEN:    ret = dc->hPen; break;
1083         case OBJ_BRUSH:  ret = dc->hBrush; break;
1084         case OBJ_PAL:    ret = dc->hPalette; break;
1085         case OBJ_FONT:   ret = dc->hFont; break;
1086         case OBJ_BITMAP: ret = dc->hBitmap; break;
1087
1088         /* tests show that OBJ_REGION is explicitly ignored */
1089         case OBJ_REGION: break;
1090         default:
1091             /* the SDK only mentions those above */
1092             FIXME("(%p,%d): unknown type.\n",hdc,type);
1093             break;
1094     }
1095     release_dc_ptr( dc );
1096     return ret;
1097 }
1098
1099
1100 /***********************************************************************
1101  *           SelectObject    (GDI32.@)
1102  *
1103  * Select a Gdi object into a device context.
1104  *
1105  * PARAMS
1106  *  hdc  [I] Device context to associate the object with
1107  *  hObj [I] Gdi object to associate with hdc
1108  *
1109  * RETURNS
1110  *  Success: A non-NULL handle representing the previously selected object of
1111  *           the same type as hObj.
1112  *  Failure: A NULL object. If hdc is invalid, GetLastError() returns ERROR_INVALID_HANDLE.
1113  *           if hObj is not a valid object handle, no last error is set. In either
1114  *           case, hdc is unaffected by the call.
1115  */
1116 HGDIOBJ WINAPI SelectObject( HDC hdc, HGDIOBJ hObj )
1117 {
1118     struct gdi_handle_entry *entry;
1119     const struct gdi_obj_funcs *funcs = NULL;
1120
1121     TRACE( "(%p,%p)\n", hdc, hObj );
1122
1123     EnterCriticalSection( &gdi_section );
1124     if ((entry = handle_entry( hObj )))
1125     {
1126         funcs = entry->funcs;
1127         hObj = entry_to_handle( entry );  /* make it a full handle */
1128     }
1129     LeaveCriticalSection( &gdi_section );
1130
1131     if (funcs && funcs->pSelectObject) return funcs->pSelectObject( hObj, hdc );
1132     return 0;
1133 }
1134
1135
1136 /***********************************************************************
1137  *           UnrealizeObject    (GDI32.@)
1138  */
1139 BOOL WINAPI UnrealizeObject( HGDIOBJ obj )
1140 {
1141     const struct gdi_obj_funcs *funcs = NULL;
1142     struct gdi_handle_entry *entry;
1143
1144     EnterCriticalSection( &gdi_section );
1145     if ((entry = handle_entry( obj )))
1146     {
1147         funcs = entry->funcs;
1148         obj = entry_to_handle( entry );  /* make it a full handle */
1149     }
1150     LeaveCriticalSection( &gdi_section );
1151
1152     if (funcs && funcs->pUnrealizeObject) return funcs->pUnrealizeObject( obj );
1153     return funcs != NULL;
1154 }
1155
1156
1157 /* Solid colors to enumerate */
1158 static const COLORREF solid_colors[] =
1159 { RGB(0x00,0x00,0x00), RGB(0xff,0xff,0xff),
1160 RGB(0xff,0x00,0x00), RGB(0x00,0xff,0x00),
1161 RGB(0x00,0x00,0xff), RGB(0xff,0xff,0x00),
1162 RGB(0xff,0x00,0xff), RGB(0x00,0xff,0xff),
1163 RGB(0x80,0x00,0x00), RGB(0x00,0x80,0x00),
1164 RGB(0x80,0x80,0x00), RGB(0x00,0x00,0x80),
1165 RGB(0x80,0x00,0x80), RGB(0x00,0x80,0x80),
1166 RGB(0x80,0x80,0x80), RGB(0xc0,0xc0,0xc0)
1167 };
1168
1169
1170 /***********************************************************************
1171  *           EnumObjects    (GDI32.@)
1172  */
1173 INT WINAPI EnumObjects( HDC hdc, INT nObjType,
1174                             GOBJENUMPROC lpEnumFunc, LPARAM lParam )
1175 {
1176     UINT i;
1177     INT retval = 0;
1178     LOGPEN pen;
1179     LOGBRUSH brush;
1180
1181     TRACE("%p %d %p %08lx\n", hdc, nObjType, lpEnumFunc, lParam );
1182     switch(nObjType)
1183     {
1184     case OBJ_PEN:
1185         /* Enumerate solid pens */
1186         for (i = 0; i < sizeof(solid_colors)/sizeof(solid_colors[0]); i++)
1187         {
1188             pen.lopnStyle   = PS_SOLID;
1189             pen.lopnWidth.x = 1;
1190             pen.lopnWidth.y = 0;
1191             pen.lopnColor   = solid_colors[i];
1192             retval = lpEnumFunc( &pen, lParam );
1193             TRACE("solid pen %08x, ret=%d\n",
1194                          solid_colors[i], retval);
1195             if (!retval) break;
1196         }
1197         break;
1198
1199     case OBJ_BRUSH:
1200         /* Enumerate solid brushes */
1201         for (i = 0; i < sizeof(solid_colors)/sizeof(solid_colors[0]); i++)
1202         {
1203             brush.lbStyle = BS_SOLID;
1204             brush.lbColor = solid_colors[i];
1205             brush.lbHatch = 0;
1206             retval = lpEnumFunc( &brush, lParam );
1207             TRACE("solid brush %08x, ret=%d\n",
1208                          solid_colors[i], retval);
1209             if (!retval) break;
1210         }
1211
1212         /* Now enumerate hatched brushes */
1213         if (retval) for (i = HS_HORIZONTAL; i <= HS_DIAGCROSS; i++)
1214         {
1215             brush.lbStyle = BS_HATCHED;
1216             brush.lbColor = RGB(0,0,0);
1217             brush.lbHatch = i;
1218             retval = lpEnumFunc( &brush, lParam );
1219             TRACE("hatched brush %d, ret=%d\n",
1220                          i, retval);
1221             if (!retval) break;
1222         }
1223         break;
1224
1225     default:
1226         /* FIXME: implement Win32 types */
1227         WARN("(%d): Invalid type\n", nObjType );
1228         break;
1229     }
1230     return retval;
1231 }
1232
1233
1234 /***********************************************************************
1235  *           SetObjectOwner    (GDI32.@)
1236  */
1237 void WINAPI SetObjectOwner( HGDIOBJ handle, HANDLE owner )
1238 {
1239     /* Nothing to do */
1240 }
1241
1242 /***********************************************************************
1243  *           GdiInitializeLanguagePack    (GDI32.@)
1244  */
1245 DWORD WINAPI GdiInitializeLanguagePack( DWORD arg )
1246 {
1247     FIXME("stub\n");
1248     return 0;
1249 }
1250
1251 /***********************************************************************
1252  *           GdiFlush    (GDI32.@)
1253  */
1254 BOOL WINAPI GdiFlush(void)
1255 {
1256     return TRUE;  /* FIXME */
1257 }
1258
1259
1260 /***********************************************************************
1261  *           GdiGetBatchLimit    (GDI32.@)
1262  */
1263 DWORD WINAPI GdiGetBatchLimit(void)
1264 {
1265     return 1;  /* FIXME */
1266 }
1267
1268
1269 /***********************************************************************
1270  *           GdiSetBatchLimit    (GDI32.@)
1271  */
1272 DWORD WINAPI GdiSetBatchLimit( DWORD limit )
1273 {
1274     return 1; /* FIXME */
1275 }
1276
1277
1278 /*******************************************************************
1279  *      GetColorAdjustment [GDI32.@]
1280  *
1281  *
1282  */
1283 BOOL WINAPI GetColorAdjustment(HDC hdc, LPCOLORADJUSTMENT lpca)
1284 {
1285         FIXME("stub\n");
1286         return 0;
1287 }
1288
1289 /*******************************************************************
1290  *      GdiComment [GDI32.@]
1291  *
1292  *
1293  */
1294 BOOL WINAPI GdiComment(HDC hdc, UINT cbSize, const BYTE *lpData)
1295 {
1296     DC *dc = get_dc_ptr(hdc);
1297     BOOL ret = FALSE;
1298
1299     if(dc)
1300     {
1301         PHYSDEV physdev = GET_DC_PHYSDEV( dc, pGdiComment );
1302         ret = physdev->funcs->pGdiComment( physdev, cbSize, lpData );
1303         release_dc_ptr( dc );
1304     }
1305     return ret;
1306 }
1307
1308 /*******************************************************************
1309  *      SetColorAdjustment [GDI32.@]
1310  *
1311  *
1312  */
1313 BOOL WINAPI SetColorAdjustment(HDC hdc, const COLORADJUSTMENT* lpca)
1314 {
1315         FIXME("stub\n");
1316         return 0;
1317 }